Boomerang Ushers in Halloween with First-time Premiere of Cartoon Network’s Original Animated Series, The Grim Adventures of Bill & Mandy Holiday-themed Family-Friendly Line-up Includes The Munsters, The Addams Family, The Halloween Tree and Goober and the Ghost Chasers–All Presented Commercial-Free Boomerang will offer new spooky programming this October with the first-time premiere Cartoon Network’s original animated series, The Grim […]